linux/drivers/gpu/drm/rockchip/rockchip_drm_vop.h
Mark Yao 4c156c21c7 drm/rockchip: vop: support plane scale
Win_full support 1/8 to 8 scale down/up engine, support
all format scale.

Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
2015-08-26 14:16:26 +08:00

290 lines
7.5 KiB
C

/*
* Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
* Author:Mark Yao <mark.yao@rock-chips.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _ROCKCHIP_DRM_VOP_H
#define _ROCKCHIP_DRM_VOP_H
/* register definition */
#define REG_CFG_DONE 0x0000
#define VERSION_INFO 0x0004
#define SYS_CTRL 0x0008
#define SYS_CTRL1 0x000c
#define DSP_CTRL0 0x0010
#define DSP_CTRL1 0x0014
#define DSP_BG 0x0018
#define MCU_CTRL 0x001c
#define INTR_CTRL0 0x0020
#define INTR_CTRL1 0x0024
#define WIN0_CTRL0 0x0030
#define WIN0_CTRL1 0x0034
#define WIN0_COLOR_KEY 0x0038
#define WIN0_VIR 0x003c
#define WIN0_YRGB_MST 0x0040
#define WIN0_CBR_MST 0x0044
#define WIN0_ACT_INFO 0x0048
#define WIN0_DSP_INFO 0x004c
#define WIN0_DSP_ST 0x0050
#define WIN0_SCL_FACTOR_YRGB 0x0054
#define WIN0_SCL_FACTOR_CBR 0x0058
#define WIN0_SCL_OFFSET 0x005c
#define WIN0_SRC_ALPHA_CTRL 0x0060
#define WIN0_DST_ALPHA_CTRL 0x0064
#define WIN0_FADING_CTRL 0x0068
/* win1 register */
#define WIN1_CTRL0 0x0070
#define WIN1_CTRL1 0x0074
#define WIN1_COLOR_KEY 0x0078
#define WIN1_VIR 0x007c
#define WIN1_YRGB_MST 0x0080
#define WIN1_CBR_MST 0x0084
#define WIN1_ACT_INFO 0x0088
#define WIN1_DSP_INFO 0x008c
#define WIN1_DSP_ST 0x0090
#define WIN1_SCL_FACTOR_YRGB 0x0094
#define WIN1_SCL_FACTOR_CBR 0x0098
#define WIN1_SCL_OFFSET 0x009c
#define WIN1_SRC_ALPHA_CTRL 0x00a0
#define WIN1_DST_ALPHA_CTRL 0x00a4
#define WIN1_FADING_CTRL 0x00a8
/* win2 register */
#define WIN2_CTRL0 0x00b0
#define WIN2_CTRL1 0x00b4
#define WIN2_VIR0_1 0x00b8
#define WIN2_VIR2_3 0x00bc
#define WIN2_MST0 0x00c0
#define WIN2_DSP_INFO0 0x00c4
#define WIN2_DSP_ST0 0x00c8
#define WIN2_COLOR_KEY 0x00cc
#define WIN2_MST1 0x00d0
#define WIN2_DSP_INFO1 0x00d4
#define WIN2_DSP_ST1 0x00d8
#define WIN2_SRC_ALPHA_CTRL 0x00dc
#define WIN2_MST2 0x00e0
#define WIN2_DSP_INFO2 0x00e4
#define WIN2_DSP_ST2 0x00e8
#define WIN2_DST_ALPHA_CTRL 0x00ec
#define WIN2_MST3 0x00f0
#define WIN2_DSP_INFO3 0x00f4
#define WIN2_DSP_ST3 0x00f8
#define WIN2_FADING_CTRL 0x00fc
/* win3 register */
#define WIN3_CTRL0 0x0100
#define WIN3_CTRL1 0x0104
#define WIN3_VIR0_1 0x0108
#define WIN3_VIR2_3 0x010c
#define WIN3_MST0 0x0110
#define WIN3_DSP_INFO0 0x0114
#define WIN3_DSP_ST0 0x0118
#define WIN3_COLOR_KEY 0x011c
#define WIN3_MST1 0x0120
#define WIN3_DSP_INFO1 0x0124
#define WIN3_DSP_ST1 0x0128
#define WIN3_SRC_ALPHA_CTRL 0x012c
#define WIN3_MST2 0x0130
#define WIN3_DSP_INFO2 0x0134
#define WIN3_DSP_ST2 0x0138
#define WIN3_DST_ALPHA_CTRL 0x013c
#define WIN3_MST3 0x0140
#define WIN3_DSP_INFO3 0x0144
#define WIN3_DSP_ST3 0x0148
#define WIN3_FADING_CTRL 0x014c
/* hwc register */
#define HWC_CTRL0 0x0150
#define HWC_CTRL1 0x0154
#define HWC_MST 0x0158
#define HWC_DSP_ST 0x015c
#define HWC_SRC_ALPHA_CTRL 0x0160
#define HWC_DST_ALPHA_CTRL 0x0164
#define HWC_FADING_CTRL 0x0168
/* post process register */
#define POST_DSP_HACT_INFO 0x0170
#define POST_DSP_VACT_INFO 0x0174
#define POST_SCL_FACTOR_YRGB 0x0178
#define POST_SCL_CTRL 0x0180
#define POST_DSP_VACT_INFO_F1 0x0184
#define DSP_HTOTAL_HS_END 0x0188
#define DSP_HACT_ST_END 0x018c
#define DSP_VTOTAL_VS_END 0x0190
#define DSP_VACT_ST_END 0x0194
#define DSP_VS_ST_END_F1 0x0198
#define DSP_VACT_ST_END_F1 0x019c
/* register definition end */
/* interrupt define */
#define DSP_HOLD_VALID_INTR (1 << 0)
#define FS_INTR (1 << 1)
#define LINE_FLAG_INTR (1 << 2)
#define BUS_ERROR_INTR (1 << 3)
#define INTR_MASK (DSP_HOLD_VALID_INTR | FS_INTR | \
LINE_FLAG_INTR | BUS_ERROR_INTR)
#define DSP_HOLD_VALID_INTR_EN(x) ((x) << 4)
#define FS_INTR_EN(x) ((x) << 5)
#define LINE_FLAG_INTR_EN(x) ((x) << 6)
#define BUS_ERROR_INTR_EN(x) ((x) << 7)
#define DSP_HOLD_VALID_INTR_MASK (1 << 4)
#define FS_INTR_MASK (1 << 5)
#define LINE_FLAG_INTR_MASK (1 << 6)
#define BUS_ERROR_INTR_MASK (1 << 7)
#define INTR_CLR_SHIFT 8
#define DSP_HOLD_VALID_INTR_CLR (1 << (INTR_CLR_SHIFT + 0))
#define FS_INTR_CLR (1 << (INTR_CLR_SHIFT + 1))
#define LINE_FLAG_INTR_CLR (1 << (INTR_CLR_SHIFT + 2))
#define BUS_ERROR_INTR_CLR (1 << (INTR_CLR_SHIFT + 3))
#define DSP_LINE_NUM(x) (((x) & 0x1fff) << 12)
#define DSP_LINE_NUM_MASK (0x1fff << 12)
/* src alpha ctrl define */
#define SRC_FADING_VALUE(x) (((x) & 0xff) << 24)
#define SRC_GLOBAL_ALPHA(x) (((x) & 0xff) << 16)
#define SRC_FACTOR_M0(x) (((x) & 0x7) << 6)
#define SRC_ALPHA_CAL_M0(x) (((x) & 0x1) << 5)
#define SRC_BLEND_M0(x) (((x) & 0x3) << 3)
#define SRC_ALPHA_M0(x) (((x) & 0x1) << 2)
#define SRC_COLOR_M0(x) (((x) & 0x1) << 1)
#define SRC_ALPHA_EN(x) (((x) & 0x1) << 0)
/* dst alpha ctrl define */
#define DST_FACTOR_M0(x) (((x) & 0x7) << 6)
/*
* display output interface supported by rockchip lcdc
*/
#define ROCKCHIP_OUT_MODE_P888 0
#define ROCKCHIP_OUT_MODE_P666 1
#define ROCKCHIP_OUT_MODE_P565 2
/* for use special outface */
#define ROCKCHIP_OUT_MODE_AAAA 15
enum alpha_mode {
ALPHA_STRAIGHT,
ALPHA_INVERSE,
};
enum global_blend_mode {
ALPHA_GLOBAL,
ALPHA_PER_PIX,
ALPHA_PER_PIX_GLOBAL,
};
enum alpha_cal_mode {
ALPHA_SATURATION,
ALPHA_NO_SATURATION,
};
enum color_mode {
ALPHA_SRC_PRE_MUL,
ALPHA_SRC_NO_PRE_MUL,
};
enum factor_mode {
ALPHA_ZERO,
ALPHA_ONE,
ALPHA_SRC,
ALPHA_SRC_INVERSE,
ALPHA_SRC_GLOBAL,
};
enum scale_mode {
SCALE_NONE = 0x0,
SCALE_UP = 0x1,
SCALE_DOWN = 0x2
};
enum lb_mode {
LB_YUV_3840X5 = 0x0,
LB_YUV_2560X8 = 0x1,
LB_RGB_3840X2 = 0x2,
LB_RGB_2560X4 = 0x3,
LB_RGB_1920X5 = 0x4,
LB_RGB_1280X8 = 0x5
};
enum sacle_up_mode {
SCALE_UP_BIL = 0x0,
SCALE_UP_BIC = 0x1
};
enum scale_down_mode {
SCALE_DOWN_BIL = 0x0,
SCALE_DOWN_AVG = 0x1
};
#define FRAC_16_16(mult, div) (((mult) << 16) / (div))
#define SCL_FT_DEFAULT_FIXPOINT_SHIFT 12
#define SCL_MAX_VSKIPLINES 4
#define MIN_SCL_FT_AFTER_VSKIP 1
static inline uint16_t scl_cal_scale(int src, int dst, int shift)
{
return ((src * 2 - 3) << (shift - 1)) / (dst - 1);
}
#define GET_SCL_FT_BILI_DN(src, dst) scl_cal_scale(src, dst, 12)
#define GET_SCL_FT_BILI_UP(src, dst) scl_cal_scale(src, dst, 16)
#define GET_SCL_FT_BIC(src, dst) scl_cal_scale(src, dst, 16)
static inline uint16_t scl_get_bili_dn_vskip(int src_h, int dst_h,
int vskiplines)
{
int act_height;
act_height = (src_h + vskiplines - 1) / vskiplines;
return GET_SCL_FT_BILI_DN(act_height, dst_h);
}
static inline enum scale_mode scl_get_scl_mode(int src, int dst)
{
if (src < dst)
return SCALE_UP;
else if (src > dst)
return SCALE_DOWN;
return SCALE_NONE;
}
static inline int scl_get_vskiplines(uint32_t srch, uint32_t dsth)
{
uint32_t vskiplines;
for (vskiplines = SCL_MAX_VSKIPLINES; vskiplines > 1; vskiplines /= 2)
if (srch >= vskiplines * dsth * MIN_SCL_FT_AFTER_VSKIP)
break;
return vskiplines;
}
static inline int scl_vop_cal_lb_mode(int width, bool is_yuv)
{
int lb_mode;
if (width > 2560)
lb_mode = LB_RGB_3840X2;
else if (width > 1920)
lb_mode = LB_RGB_2560X4;
else if (!is_yuv)
lb_mode = LB_RGB_1920X5;
else if (width > 1280)
lb_mode = LB_YUV_3840X5;
else
lb_mode = LB_YUV_2560X8;
return lb_mode;
}
#endif /* _ROCKCHIP_DRM_VOP_H */